Model :K9 wireless microphone Microphone type: lapel microphone, conference microphone, live microphone Applicable objects: meeting, interview, live crowd, others Wireless: None Pointing characteristics: all pointing/no pointing Item number :K9 Color: a drag a Type-c [non-charging port], a drag a fruit [non-charging port], a drag a Type-c [with charging port], a drag a fruit [with charging port], a drag a fruit [with charging port], a drag a H18 [three interfaces], a drag two H18 [three ports],K15 one drag one [with charging port] Bluetooth version: 5.0 Built-in battery capacity: 300mAh-500mAh (inclusive) SNR: ≥70db Rated power: 5 Product features: active noise reduction function, pause, external Applicable product: Android fruit Rated voltage: 5 Appearance size: 100*50*90mm Product weight: 75G Endurance: 1-3h(inclusive) Radio head: Capacitor Built-in battery: Built-in battery